Following the hearing procedure, the Commissioner shall:on determining that a public nuisance exists, issue a written order in accordance with <cite data-path="|19|§43-3">§ 43-3 of this subtitle</cite>; or on determining that a public nuisance does not exist, issue a written finding to that effect. Following the hearing procedure, an order issued under this subtitle shall be posted on the premises and notice of the order shall be given to the persons and in the manner set forth in <cite data-path="|19|§43-4">§ 43-4 of this subtitle</cite>. After the order has been posted, as set forth in subsection (b) of this section, the order may be enforced on written directive of the Commissioner. A closing shall be for the period that the Commissioner reasonably may direct, but in no event may the closing be for longer than 1 year. A closing directed by the Commissioner under this subtitle is not an act of possession, ownership, or control by the City of Baltimore. The Commissioner may modify or rescind an order issued under this subtitle:an owner or tenant affected by the order submits to the Commissioner a written request for modification or rescission; and a hearing is held on the request. An owner or tenant submitting a request under this subsection shall attach to the request any documents or other evidence that the owner or tenant wishes the Commissioner to consider in ruling on the request. The Commissioner may grant the request if the Commissioner determines that the nuisance has been abated. City Code, 1976/83, art. 19, §234(b)(4), (c), (e), (g) Ord. 86-642 Ord. 07-619